Results 31 to 40 of about 2,006,957 (348)

Gingival crevicular fluid alkaline phosphatase activity in relation to pubertal growth spurt and dental maturation: A multiple regression study [PDF]

open access: yes, 2016
Introduction: The identification of the onset of the pubertal growth spurt has major clinical implications when dealing with orthodontic treatment in growing subjects. Aim: Through multivariate methods, this study evaluated possible relationships between
Contardo, L., Perinetti, G.
core   +3 more sources

Distribution of sagittal occlusal relationships in different stages of dentition

open access: yesBrazilian Oral Research, 2015
The aim of this study was to assess the distribution of sagittal occlusal relationships in different dentition periods in a Turkish sample group. In total, 1,110 patients (561 females, 549 males) aged 4.6-23 years were randomly chosen after intraoral ...
Emine KAYGISIZ   +2 more
doaj   +1 more source

Mesial Rotation of the Upper First Molar: Association with Anterior Dental Crowding in Mixed and Permanent Dentition

open access: yesApplied Sciences, 2020
The position of the upper first molar (UFM) is currently considered the “key of occlusion”. The purpose of this study was to evaluate the prevalence of the mesiorotated UFM, and its relationship with anterior dental crowding in mixed and permanent ...
Vincenzo Quinzi   +5 more
doaj   +1 more source

Association Signals Unveiled by a Comprehensive Gene Set Enrichment Analysis of Dental Caries Genome-Wide Association Studies [PDF]

open access: yes, 2013
Gene set-based analysis of genome-wide association study (GWAS) data has recently emerged as a useful approach to examine the joint effects of multiple risk loci in complex human diseases or phenotypes.
Cuenco, Karen T.   +8 more
core   +8 more sources

New early Eocene tapiromorph perissodactyls from the Ghazij Formation of Pakistan, with implications for mammalian biochronology in Asia [PDF]

open access: yes, 2012
Early Eocene mammals from Indo-Pakistan have only recently come under study. Here we describe the first tapiromorph perissodactyls from the subcontinent. Gandheralophus minor n. gen. and n. sp. and G. robustus n. sp.
Bai B.   +37 more
core   +2 more sources

Common Errors in Digital Panoramic Radiographs of Patients with Mixed Dentition and Patients with Permanent Dentition

open access: yesInternational Journal of Dentistry, 2012
Purpose. To compare errors in digital panoramic radiographs of permanent and mixed dentitions. Methods. 143 and 146 digital radiographs of mixed and permanent dentitions were examined. Results. Significantly fewer errors presented in the mixed dentition.
Benjamin Peretz   +2 more
doaj   +1 more source

Influence of sex and timing of mixed dentition on discrepancies between chronological age and dental age in Taiwanese children. [PDF]

open access: yesJ Dent Sci
Background/purpose: The aim of this study was to determine the effects of age and sex on the difference between chronological age (CA) and dental age (DA) predicted using the Demirjian and Willems methods in Taiwanese children.
Sun KT, Wu YZ, Hsu JT, Huang HL.
europepmc   +2 more sources

Hybodont sharks of the English Bathonian and Callovian (Middle Jurassic). [PDF]

open access: yes, 2008
Recent bulk sampling and study of museum collections has revealed a high diversity of hybodont sharks from the English Bathonian, with 15 species being recognised.
AGASSIZ   +76 more
core   +1 more source

A comparison of methods used to determine chewing side preference in deciduous, mixed and permanent dentitions

open access: yesBrazilian Dental Science, 2013
Objective: The purpose of this study was to determine whether ‘chewing side preference’ (CSP) is correlated to ‘chewing side preference during the first chewing cycle’ (CSP1ºC) in the deciduous, mixed and permanent dentitions.Methods: Three-hundred ...
Daphne Camara Barcellos   +6 more
doaj   +1 more source

Revision of Dadagulella gen. nov., the “Gulella radius group” (Gastropoda: Streptaxidae) of the eastern Afrotropics, including six new species and three new subspecies [PDF]

open access: yes, 2013
The genus Dadagulella gen. nov. is described to include 16 species of small, dentate, ovateacuminate Afrotropical snails. An identification key is provided and biogeography, anatomy and systematics are discussed. The type species is the Kenyan D. radius (
Rowson, Ben, Tattersfield, Peter
core   +3 more sources

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